NO, they donât say âprobablyâ, but they might as well. They say they do not guarantee the two days, just that âmost of the timeâ packages arrive in that time period. Letâs take a look at how long does priority mail take versus how long other, regular mail takes to get to where it is going.
The driving distance between Denver, CO and Phoenix, AZ is 912 miles. The driving time would be approximately 14 hours 15 minutes it you were to drive non-stop in good condit â¦ ions.
The approximate driving time and mileage information -    Between: Phoenix, AZ  and: San Diego, CA  Driving miles: 355  Driving time: 5 hrs 15 mins    - is base â¦ d on traveling non-stop in good driving conditions.